C/1984 A1 (Bradfield)
Last updated 2006 Nov. 26
+ Orbit
C/1984 A1 (Bradfield 1)
From 33 observations 1984 Jan. 9-May 30, mean residual 1".29.
Epoch = 1983 Dec. 12.0 TT JDT = 2445680.5
T = 1983 Dec. 27.7947880911 TT +/- 0.0053876660 -0.0000000042
Peri. = 219.1627737419 +/- 0.0048440886 -0.0000000038
Node = 356.8592073100 (2000.0) +/- 0.0023645650 -0.0000000019
Incl. = 51.8009630811 +/- 0.0001685777 0.0000000001
q = 1.3574850497 AU +/- 0.0000759265 -0.0000000001
e = 0.9522931431 +/- 0.0001826348 -0.0000000001
a = 28.4547157189 AU +/- 0.0038286803
n = 0.0064934081 +/- 0.0000013106
P = 151.7858813166 years +/- 0.0306349718
Residuals in seconds of arc
840109 323 1.6- 2.8- 840125 323 2.1+ 0.3- 840229 323 1.4- 2.2-
840111 323 0.3+ 0.2+ 840127 323 0.3+ 1.1- 840313 323 0.3+ 1.5-
840112 323 0.2- 1.2+ 840128 474 1.3- 1.7+ 840401 474 0.1+ 0.7+
840113 323 0.6+ 0.7- 840128 474 1.1- 2.4+ 840401 474 0.5- 0.4-
840114 474(23.8+ 0.6+) 840201 323 0.4+ 1.4+ 840402 474 1.0- 1.1+
840114 474(16.1+ 7.4-) 840202 323 0.9+ 0.5+ 840406 323 1.7+ 1.7-
840115 474 1.4- 0.7- 840203 323 0.8+ 0.2+ 840427 323 0.7- 1.3-
840115 474 0.4- 0.3+ 840208 323 1.0- 2.8- 840526 474 0.4- 0.5-
840116 323 0.2- 1.6+ 840209 323 0.9+ 0.3- 840526 474 0.7+ 0.9-
840120 323 1.1- 2.0- 840213 323 0.2+ 1.2+ 840530 474 2.1- 0.1-
840123 323 1.7+ 2.4+ 840215 323 2.4+ 1.0+ 840530 474 1.9+ 2.9+
840124 323 0.2- 0.0 840224 323 0.4+ 0.7+
C/1984 A1 Bradfield 1 *13880928.75285 1.3603083 0.9518535 219.11679 357.14286 52.01921 13880913 33 19840109 19840530 9.0 10.0 h3E2 1.3 x Kinoshita P 150.18 28.2535304
C/1984 A1 Bradfield 1 *15350919.22481 1.3567900 0.9512833 219.11384 357.09707 52.01598 15350902 33 19840109 19840530 9.0 10.0 h3E2 1.3 x Kinoshita P 146.98 27.8505945
C/1984 A1 Bradfield 1 *16810609.50234 1.3618163 0.9517538 219.12574 356.86493 51.91233 16810617 33 19840109 19840530 9.0 10.0 h3E2 1.3 x Kinoshita P 149.96 28.2263809
Earth 0.6225 AU 18330313.0 TT
C/1984 A1 Bradfield 1 *18330402.12294 1.3619175 0.9523067 219.23272 356.76052 51.79392 18330402 33 19840109 19840530 9.0 10.0 h3E2 1.3 x Kinoshita P 152.60 28.5557546
C/1984 A1 Bradfield 1 19831227.79479 1.3574850 0.9522931 219.16277 356.85921 51.80096 19831212 33 19840109 19840530 9.0 10.0 h3E2 1.3 1 Kinoshita P 151.79 28.4547157
C/1984 A1 Bradfield 1 *21260827.40893 1.3489837 0.9508261 218.88971 356.92361 51.99940 21260824 33 19840109 19840530 9.0 10.0 h3E2 1.3 x Kinoshita P 143.68 27.4329438
C/1984 A1 Bradfield 1 *22611103.82206 1.3424262 0.9495532 218.70994 356.72610 52.14328 22611015 33 19840109 19840530 9.0 10.0 h3E2 1.3 x Kinoshita P 137.27 26.6107193
C/1984 A1 Bradfield 1 *23991115.07718 1.3405665 0.9497402 218.80678 356.76121 52.07076 23991121 33 19840109 19840530 9.0 10.0 h3E2 1.3 x Kinoshita P 137.75 26.6727314
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